diff -r 8cadaa4320c9 -r 514173c9a0c2 hotspot/src/share/vm/runtime/vmThread.cpp
--- a/hotspot/src/share/vm/runtime/vmThread.cpp	Wed Dec 02 20:32:27 2009 -0500
+++ b/hotspot/src/share/vm/runtime/vmThread.cpp	Fri Dec 11 11:09:49 2009 -0800
@@ -204,8 +204,8 @@
 }
 
 
-VMThread::VMThread() : Thread() {
-  // nothing to do
+VMThread::VMThread() : NamedThread() {
+  set_name("VM Thread");
 }
 
 void VMThread::destroy() {